Chemistry, 11.11.2020 19:40 batmandillon21
PLEASE HELP ASAP
Lillian wonders how fast a train can move around a particular curve before it falls off of the track. Which of the following is the best way for Lillian to figure this out?
A.
Build a model train and track, and test one train going around several different curves at one speed.
B.
Drive a train along a curve at different speeds until it falls off of the track.
C.
Build a model train and track, and test different-sized trains going around one curve at the same speed.
D.
Build a model train and track, and test one train going around one curve at different speeds.
Answers: 3
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What method(s) do plants use to obtain nitrogen? select all that apply. absorb it from the atmosphere use bacteria to convert nitrogen to usable form obtain usable nitrogen compounds from the soil absorb nitrogen from water taken in at the roots
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PLEASE HELP ASAP
Lillian wonders how fast a train can move around a particular curve before it fall...
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